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Wood: Oral Presentation.


Wood is an organic natural material with a cellular structure;
Wood is not a homogenous material; it consists of a set of specialized cells that carry on with vital functions of the tree. This helps with the strength and structure of th
e plant.

The different types of wood are classified by type of tree from which they come. There are two main groups:
1. angiosperms wood
2. Gymnosperm wood.

The properties of the wood are hardness, flexibility, facility of polished, and mechanical resistance. Wood can work very well in tension and compression depending on the direction of the fibers.

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The use of glass in architecture and urban planning in Caracas

Caracas, a city that began as a small rural town of red-roofed houses, was part of a historical process of transformation and has become in a catalogue of architectural daring deeds and urbanistics plans for improve their organization as a city.
For the transformation of Caracas, architects and urban planners have been using multiple materials to change its image, one of the most used materials is glass, the reflective material which now covers a large number of skyscrapers of the city, whose main property is the transfer of light.
Caracas has a large amount of corporate buildings that use this material on their facades, not only to give a hi- tech appearance but also to give employees the benefits of natural light, as examples we have: Parque Cristal , El Cubo Negro, Ciudad Banesco , etc., in homes is used for lighting and providing comfortable environments, even glass is used like a decoration in sculptures and other pieces. There is no doubt that glass is a material of high demand in Caracas and nowadays is an important characteristic of its look.